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plug-ins: port goat-exercise-c to GimpFileProcedure 

and fix loading of the plug-in source code into the text view. Also,
ancountering a zero-sized selection is not an error, but simply a
successful nop.
This commit is contained in:
Michael Natterer 2019-08-18 13:14:27 +02:00
parent 98bfe065e8
commit d89e6ca7e9
2 changed files with 31 additions and 61 deletions
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1
plug-ins/goat-exercises/Makefile.am
View File

@ -37,6 +37,7 @@ AM_CPPFLAGS = \
# C version.
goat_exercise_c_libexecdir = $(gimpplugindir)/plug-ins/goat-exercise-c
goat_exercise_c_datadir = $(goat_exercise_c_libexecdir)
goat_exercise_c_libexec_PROGRAMS = goat-exercise-c
goat_exercise_c_libexec_DATA = goat-exercise-c.c

91
plug-ins/goat-exercises/goat-exercise-c.c
View File

@ -30,11 +30,9 @@
#define PLUG_IN_BINARY "goat-exercise-c"
#define PLUG_IN_SOURCE PLUG_IN_BINARY ".c"
#define PLUG_IN_PROC "plug-in-goat-exercise-c"
#define PLUG_IN_ROLE "goat-exercise-C"
#define PLUG_IN_ROLE "goat-exercise-c"
#define GOAT_URI "https://gitlab.gnome.org/GNOME/gimp/blob/master/plug-ins/goat-exercises/goat-exercise.c"
#define GOAT_ERROR (goat_error_quark ())
static GQuark goat_error_quark (void) G_GNUC_CONST;
#define GOAT_URI "https://gitlab.gnome.org/GNOME/gimp/blob/master/plug-ins/goat-exercises/goat-exercise-c.c"
typedef struct _Goat Goat;
@ -64,6 +62,9 @@ static GimpProcedure * goat_create_procedure (GimpPlugIn *plug_in,
const gchar *name);
static GimpValueArray * goat_run (GimpProcedure *procedure,
GimpRunMode run_mode,
gint32 image_id,
gint32 drawable_id,
const GimpValueArray *args,
gpointer run_data);
@ -101,14 +102,15 @@ goat_create_procedure (GimpPlugIn *plug_in,
if (! strcmp (name, PLUG_IN_PROC))
{
procedure = gimp_procedure_new (plug_in, name, GIMP_PLUGIN,
goat_run, NULL, NULL);
procedure = gimp_image_procedure_new (plug_in, name, GIMP_PLUGIN,
goat_run, NULL, NULL);
gimp_procedure_set_image_types (procedure,
"RGB*, INDEXED*, GRAY*");
gimp_procedure_set_image_types (procedure, "*");
gimp_procedure_set_menu_label (procedure, N_("Exercise in _C minor"));
gimp_procedure_add_menu_path (procedure, "<Image>/Filters/Development/Goat exercises/");
gimp_procedure_set_menu_label (procedure,
N_("Exercise in _C minor"));
gimp_procedure_add_menu_path (procedure,
"<Image>/Filters/Development/Goat exercises/");
gimp_procedure_set_documentation (procedure,
N_("Exercise a goat in the C language"),
@ -121,26 +123,6 @@ goat_create_procedure (GimpPlugIn *plug_in,
"21 march 2012");
gimp_procedure_set_icon_name (procedure, GIMP_ICON_GEGL);
gimp_procedure_add_argument (procedure,
g_param_spec_enum ("run-mode",
"Run mode",
"The run mode",
GIMP_TYPE_RUN_MODE,
GIMP_RUN_NONINTERACTIVE,
G_PARAM_READWRITE));
gimp_procedure_add_argument (procedure,
gimp_param_spec_image_id ("image",
"Image",
"The input image",
FALSE,
G_PARAM_READWRITE));
gimp_procedure_add_argument (procedure,
gimp_param_spec_drawable_id ("drawable",
"Drawable",
"The input drawable",
FALSE,
G_PARAM_READWRITE));
}
return procedure;
@ -148,23 +130,18 @@ goat_create_procedure (GimpPlugIn *plug_in,
static GimpValueArray *
goat_run (GimpProcedure *procedure,
GimpRunMode run_mode,
gint32 image_id,
gint32 drawable_id,
const GimpValueArray *args,
gpointer run_data)
{
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
gint32 drawable_id;
gint x, y, width, height;
g_printerr ("goat run %d %d %d\n",
g_value_get_enum (gimp_value_array_index (args, 0)),
gimp_value_get_image_id (gimp_value_array_index (args, 1)),
gimp_value_get_drawable_id (gimp_value_array_index (args, 2)));
INIT_I18N();
/* In interactive mode, display a dialog to advertize the exercise. */
run_mode = g_value_get_enum (gimp_value_array_index (args, 0));
if (run_mode == GIMP_RUN_INTERACTIVE)
{
GtkTextBuffer *buffer;
@ -175,7 +152,6 @@ goat_run (GimpProcedure *procedure,
GFile *file;
GFileInputStream *input;
gchar *head_text;
gchar *dir;
gchar *path;
GdkGeometry geometry;
gchar source_text[4096];
@ -197,7 +173,8 @@ goat_run (GimpProcedure *procedure,
gtk_window_set_geometry_hints (GTK_WINDOW (dialog), NULL,
&geometry, GDK_HINT_ASPECT);
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (box), 12);
gtk_container_add (GTK_CONTAINER (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
box);
gtk_widget_show (box);
@ -218,23 +195,28 @@ goat_run (GimpProcedure *procedure,
gtk_widget_set_vexpand (GTK_WIDGET (scrolled), TRUE);
gtk_widget_show (scrolled);
dir = g_path_get_dirname (__FILE__);
path = g_build_filename (dir, PLUG_IN_SOURCE, NULL);
path = g_build_filename (gimp_plug_in_directory (), "plug-ins",
PLUG_IN_BINARY, PLUG_IN_SOURCE,
NULL);
file = g_file_new_for_path (path);
g_free (dir);
g_free (path);
widget = gtk_text_view_new ();
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (widget), GTK_WRAP_WORD);
gtk_text_view_set_editable (GTK_TEXT_VIEW (widget), FALSE);
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
input = g_file_read (file, NULL, NULL);
while ((read = g_input_stream_read (G_INPUT_STREAM (input), source_text, 4096, NULL, NULL)) &&
while ((read = g_input_stream_read (G_INPUT_STREAM (input),
source_text, 4096, NULL, NULL)) &&
read != -1)
gtk_text_buffer_insert_at_cursor (buffer, source_text, read);
{
gtk_text_buffer_insert_at_cursor (buffer, source_text, read);
}
g_object_unref (file);
gtk_container_add (GTK_CONTAINER (scrolled), widget);
gtk_widget_show (widget);
@ -254,13 +236,13 @@ goat_run (GimpProcedure *procedure,
else /* CANCEL, CLOSE, DELETE_EVENT */
{
gtk_widget_destroy (dialog);
return gimp_procedure_new_return_values (procedure, GIMP_PDB_CANCEL, NULL);
return gimp_procedure_new_return_values (procedure,
GIMP_PDB_CANCEL,
NULL);
}
}
}
drawable_id = gimp_value_get_drawable_id (gimp_value_array_index (args, 2));
if (gimp_drawable_mask_intersect (drawable_id, &x, &y, &width, &height))
{
GeglBuffer *buffer;
@ -282,19 +264,6 @@ goat_run (GimpProcedure *procedure,
gegl_exit ();
}
else
{
return gimp_procedure_new_return_values (procedure, GIMP_PDB_CALLING_ERROR,
g_error_new (GOAT_ERROR, 0,
"No pixels to process in the selected area."));
}
return gimp_procedure_new_return_values (procedure, status, NULL);
}
static GQuark
goat_error_quark (void)
{
return g_quark_from_static_string ("goat-error-quark");
}